Make a Big LED clock with arduino and RTC module to make it as a Real Time Clock.
The system is designed to detect intrusion (unauthorized entry) into a building or other area.
Save water, save energy and monitor water consumption with a smart faucet.
Control and read light, temperature, humidity, feeder and water pump for cat with SD card, HTTP server on NodeMcu and Android client app.
The mobile full body sanitizer is a design prototype which employs a linear moving pressurized sanitizing spray to sanitize half of the body
I made an RGB Rocket Smoke Night Lamp, which can be controlled by mobile using bluetooth. HC05 and arduino is used to build this project.
This tutorial aims at making a Smart Door Bell using TuyaOS Link SDK on Raspberry Pi.
An Alexa activated alarm clock that when it goes off, LEDs with strobe until the alarm is turned off.